<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch">
            <el-form-item label="课程类型" prop="type">
                <el-select v-model="queryParams.type" placeholder="请选择课程类型" clearable style="width: 200px">
                    <el-option
                        v-for="dict in course_type"
                        :key="dict.value"
                        :label="dict.label"
                        :value="dict.value"
                    />
                </el-select>
            </el-form-item>
            <el-form-item label="课程名称" prop="courseName">
                <el-input
                        v-model="queryParams.courseName"
                        placeholder="请输入课程名称"
                        clearable
                        style="width: 200px"
                        @keyup.enter="handleQuery"
                />
            </el-form-item>
            <el-form-item label="适用人群" prop="applyTo">
                <el-select v-model="queryParams.applyTo" placeholder="请选择适用人群" clearable style="width: 200px">
                    <el-option
                        v-for="dict in course_apply_to"
                        :key="dict.value"
                        :label="dict.label"
                        :value="dict.value"
                    />
                </el-select>
            </el-form-item>

            <el-form-item>
                <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
                <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <el-button
                        type="primary"
                        plain
                        icon="Plus"
                        @click="handleAdd"
                        v-hasPermi="['tienchin:course:create']"
                >新增</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button
                        type="success"
                        plain
                        icon="Edit"
                        :disabled="single"
                        @click="handleUpdate"
                        v-hasPermi="['tienchin:course:edit']"
                >修改</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button
                        type="danger"
                        plain
                        icon="Delete"
                        :disabled="multiple"
                        @click="handleDelete"
                        v-hasPermi="['tienchin:course:remove']"
                >删除</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button
                        type="warning"
                        plain
                        icon="Download"
                        @click="handleExport"
                        v-hasPermi="['tienchin:course:export']"
                >导出</el-button>
            </el-col>
            <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="courseList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column label="课程编号" align="center" prop="courseId" />
            <el-table-column label="课程类型" align="center">
                <template #default="scope">
                    <dict-tag :options="course_type" :value="scope.row.type" />
                </template>
            </el-table-column>
            <el-table-column label="课程名称" align="center" prop="courseName" />
            <el-table-column label="课程价格" align="center" prop="price" />
            <el-table-column label="适用人群" align="applyTo">
                <template #default="scope">
                    <dict-tag :options="course_apply_to" :value="scope.row.applyTo" />
                </template>
            </el-table-column>
            <el-table-column label="课程简介" :show-overflow-tooltip="true" align="center" prop="info" />
<!--            <el-table-column label="课程备注" :show-overflow-tooltip="true" align="center" prop="remark" />-->
            <el-table-column label="创建时间" align="center" prop="createTime" width="180">
                <template #default="scope">
                    <span>{{ parseTime(scope.row.createTime) }}</span>
                </template>
            </el-table-column>

            <el-table-column label="操作" width="180" align="center" class-name="small-padding fixed-width">
                <template #default="scope">
                    <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:post:edit']">修改</el-button>
                    <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['system:post:remove']">删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <pagination
                v-show="total > 0"
                :total="total"
                v-model:page="queryParams.pageNum"
                v-model:limit="queryParams.pageSize"
                @pagination="getList"
        />

        <!-- 添加或修改课程对话框 -->
        <el-dialog :title="title" v-model="open" width="500px" append-to-body>
            <el-form ref="courseRef" :model="form" :rules="rules" label-width="80px">
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="课程分类" prop="type">
                            <el-select
                                    v-model="form.type"
                                    placeholder="课程分类"
                                    clearable
                                    style="width: 240px"
                            >
                                <el-option
                                        v-for="ct in course_type"
                                        :key="ct.value"
                                        :label="ct.label"
                                        :value="parseInt(ct.value)"
                                />
                            </el-select>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="课程名称" prop="courseName">
                            <el-input v-model="form.courseName" placeholder="请输入课程名称" />
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="12">
                        <el-form-item label="适用人群" prop="applyTo">
                            <el-select
                                v-model="form.applyTo"
                                placeholder="适用人群"
                                clearable
                                style="width: 240px"
                            >
                                <el-option
                                    v-for="applyTo in course_apply_to"
                                    :key="applyTo.value"
                                    :label="applyTo.label"
                                    :value="parseInt(applyTo.value)"
                                />
                            </el-select>
                        </el-form-item>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="课程价格" prop="price">
                            <el-input-number style="width: 100%" v-model="form.price"
                                             placeholder="课程价格"
                                             :precision="2" :step="100" :min="0"></el-input-number>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-row>
                    <el-col :span="24">
                        <el-form-item label="简介" prop="info">
                            <el-input v-model="form.info" type="textarea" placeholder="请输入内容"></el-input>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <template #footer>
                <div class="dialog-footer">
                    <el-button type="primary" @click="submitForm">确 定</el-button>
                    <el-button @click="cancel">取 消</el-button>
                </div>
            </template>
        </el-dialog>
    </div>
</template>

<script setup name="Course">
import {listCourse, addCourse, updateCourse, delCourse, getCourse} from "@/api/tienchin/course";

const { proxy } = getCurrentInstance();
const { course_type,course_apply_to} = proxy.useDict("course_type","course_apply_to");

const courseList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
    form: {},
    queryParams: {
        pageNum: 1,
        pageSize: 10,
        courseName: undefined,
        type: undefined,
        applyTo: undefined
    },
    rules: {
        type: [{ required: true, message: "课程分类不能为空", trigger: "blur" }],
        courseName: [{ required: true, message: "课程名称不能为空", trigger: "blur" }],
        applyTo: [{ required: true, message: "适用人群不能为空", trigger: "blur" }],
        price: [{ required: true, message: "课程价格不能为空", trigger: "blur" }],
        info: [{ required: true, message: "课程简介不能为空", trigger: "blur" }]
    }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询课程列表 */
function getList() {
    loading.value = true;
    listCourse(queryParams.value).then(response => {
        courseList.value = response.rows;
        total.value = response.total;
        loading.value = false;
    });
}

/** 取消按钮 */
function cancel() {
    open.value = false;
    reset();
}
/** 表单重置 */
function reset() {
    form.value = {
        courseId: undefined,
        courseName: undefined,
        info: undefined,
        type: undefined,
        remark: undefined
    };
    proxy.resetForm("courseRef");
}
/** 搜索按钮操作 */
function handleQuery() {
    queryParams.value.pageNum = 1;
    getList();
}
/** 重置按钮操作 */
function resetQuery() {
    proxy.resetForm("queryRef");
    handleQuery();
}
/** 多选框选中数据 */
function handleSelectionChange(selection) {
    ids.value = selection.map(item => item.courseId);
    single.value = selection.length != 1;
    multiple.value = !selection.length;
}
/** 新增按钮操作 */
function handleAdd() {
    reset();
    open.value = true;
    title.value = "添加课程";
}
/** 修改按钮操作 */
function handleUpdate(row) {
    reset();
    const courseId = row.courseId || ids.value;
    getCourse(courseId).then(response => {
        form.value = response.data;
        open.value = true;
        title.value = "修改课程";
    });
}
/** 提交按钮 */
function submitForm() {
    proxy.$refs["courseRef"].validate(valid => {
        if (valid) {
            if (form.value.courseId != undefined) {
                updateCourse(form.value).then(response => {
                    proxy.$modal.msgSuccess("修改成功");
                    open.value = false;
                    getList();
                });
            } else {
                addCourse(form.value).then(response => {
                    proxy.$modal.msgSuccess("新增成功");
                    open.value = false;
                    getList();
                });
            }
        }
    });
}
/** 删除按钮操作 */
function handleDelete(row) {
    const courseIds = row.courseId || ids.value;
    proxy.$modal.confirm('是否确认删除岗位编号为"' + courseIds + '"的数据项？').then(function() {
        return delCourse(courseIds);
    }).then(() => {
        getList();
        proxy.$modal.msgSuccess("删除成功");
    }).catch(() => {});
}
/** 导出按钮操作 */
function handleExport() {
    proxy.download("tienchin/course/export", {
        ...queryParams.value
    }, `course_${new Date().getTime()}.xlsx`);
}

getList();
</script>
